Finally! I've just now beaten PICROSS e7 (3DS)! Once again this took longer thsn expected. Unless I find an economical way to play e9, then I'll be wrapping up the e-series with
Picross 3D Round 2 for Nintendo 3DS - Nintendo Official Site
Amazon.com: Picross 3D - Nintendo DS : Video Games
Picross 3D: Round 2 - Wikipedia
Club Nintendo Picross - Super Mario Wiki, the Mario encyclopedia
Picross E Review | Eurogamer.net
Pokémon Picross Review - Review - Nintendo World Report
Japan: Picross e9 Launches August 8 For Nintendo 3DS – NintendoSoup
Picross 3D: Round 2 - YouTube
Pokémon Picross - Wikipedia
Picross E Review | Eurogamer.net
Picross 3D Round 2 for 3DS comes to North America - Polygon